Home / Standards / GB/T 16489-1996 GB/T 16489-1996 Active Water quality--Determination ofsulfide--Methylene blue spectrophotometric method 水质 硫化物的测定 亚甲基蓝分光光度法 Standard Type GBT ICS 13.060.01 CCS Z16 Status 现行 Issue Date 1996-08-01 Implementation 1997-01-01 Responsible Dept 生态环境部 Drafting Unit N/A